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Test:SAT II Biology E
1. | A new volcanic island forms in the Pacific Ocean. Over time, soil forms on the island, grasses grow, shrubs appear, birds nest on the island, and the island is no longer a barren rock. This is an example of which of the following? |
A climax community because the community changed and grew more complex.
Evolution because the species on the island changed over time.
Ecological succession because the structure and composition of the community has changed over time.
A population bottleneck because the population on the island has to be very limited due to the nature of islands.
Sandra
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University of Central Florida, Bachelors, Elementary Education. University of Central Florida, Masters, Elementary Education.
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